Tag Archives: carl pilcher

Nasa-funded astrobiology research has changed the fundamental knowledge about what comprises all known life on Earth. Researchers conducting tests in the harsh environment of Mono Lake in California have discovered the first known micro-organism on Earth able to thrive and reproduce using the toxic chemical arsenic. The micro-organism substitutes arsenic for phosphorus in its cell components....

Mars today is a world of cold and lonely deserts, apparently without life of any kind, at least on the surface. Worse still, it looks like Mars has been cold and dry for billions of years, with an atmosphere so thin, any liquid water on the surface quickly boils away while the Sun's ultraviolet radiation scorches the ground....